function showyulan() {
	document.getElementById("gamearea").style.marginTop = "-132px";
	document.getElementById("gamearea").style.marginLeft = "0px";
	document.getElementById("gamearea").style.display = "block";
}

function noshowyulan() {
	document.getElementById("gamearea").style.display = "none";
}

function showyulan_1() {
	document.getElementById("gamearea_1").style.marginTop = "-132px";
	if (getBrowserVersion()) {
		document.getElementById("gamearea_1").style.marginLeft = "-300px";
	} else {
		document.getElementById("gamearea_1").style.marginLeft = "0px";
	}
	document.getElementById("gamearea_1").style.display = "block";
}
function noshowyulan_1() {
	document.getElementById("gamearea_1").style.display = "none";
}
function showyulan_2() {
	document.getElementById("gamearea_2").style.marginTop = "-132px";
	if (getBrowserVersion()) {
		document.getElementById("gamearea_2").style.marginLeft = "-300px";
	} else {
		document.getElementById("gamearea_2").style.marginLeft = "0px";
	}
	document.getElementById("gamearea_2").style.display = "block";
}
function noshowyulan_2() {
	document.getElementById("gamearea_2").style.display = "none";
}

function showyulan_6() {
	document.getElementById("gamearea_6").style.marginTop = "-132px";
	if (getBrowserVersion()) {
		document.getElementById("gamearea_6").style.marginLeft = "-300px";
	} else {
		document.getElementById("gamearea_6").style.marginLeft = "0px";
	}
	document.getElementById("gamearea_6").style.display = "block";
}
function noshowyulan_6() {
	document.getElementById("gamearea_6").style.display = "none";
}






//檢測瀏覽器版本，我ie6,ie7返回true,其它返回false
function getBrowserVersion() {
	var browser = navigator.appName;
	var b_version = navigator.appVersion;
	var version = b_version.split(";");
	var trim_Version = version[1].replace(/[ ]/g, "");
	if (browser == "Microsoft Internet Explorer" && trim_Version == "MSIE7.0") {
		//ie7
		return true;
	}
	if (browser == "Microsoft Internet Explorer" && trim_Version == "MSIE6.0") {
		//ie6
		return true;
	}
	return false;
}